qimall/console/migrations/M250212075400AddRefundSourceColumnToPaymentTradeItemRefundTable.php

<?php

namespace app\migrations;

use yii\db\Migration;

/**
 * Handles adding columns to table `{{%payment_trade_item_refund}}`.
 */
class M250212075400AddRefundSourceColumnToPaymentTradeItemRefundTable extends Migration
{
    /**
     * {@inheritdoc}
     */
    public function safeUp()
    {
        $sql = <<<SQL
ALTER TABLE `qimall_payment_trade_item_refund` 
ADD COLUMN `refund_source` varchar(50) NOT NULL DEFAULT 'Mall' COMMENT '退款数据来源（Mall是主商城 否则是插件）';
SQL;

        $this->execute($sql);
    }

    /**
     * {@inheritdoc}
     */
    public function safeDown()
    {
    }
}